package com.gcc.web;

import com.gcc.pojo.User;
import com.gcc.service.UserService;
import com.gcc.service.impl.UserSeiviceImpl;

import javax.servlet.ServletException;
import javax.servlet.http.HttpServlet;
import javax.servlet.http.HttpServletRequest;
import javax.servlet.http.HttpServletResponse;
import java.io.IOException;

public class RegistServlet extends HttpServlet {
    private UserService userService=new UserSeiviceImpl();
    @Override
    protected void doPost(HttpServletRequest req, HttpServletResponse resp) throws ServletException, IOException {
        //1.获取请求参数
        String username =req.getParameter("username");
        String password =req.getParameter("password");
        String email =req.getParameter("email");
        String code =req.getParameter("code");

        //检查 验证码是否正确  写死 要求验证码为abcde
        if("abcde".equalsIgnoreCase(code))
        { //正确 检查用户名是否可用
            if(userService.existUsername(username))
            {

                //将回显信息跳转到注册页面中
                req.setAttribute("msg","用户名已存在！！");
                req.setAttribute("username",username);
                req.setAttribute("email",email);
                //不可用 跳转到注册页面
                System.out.println("用户名["+username+"]已存在");
                req.getRequestDispatcher("/pages/user/regist.jsp").forward(req,resp);

            }
            else{
                userService.registarUser(new User(null,username,password,email));
                //可用 跳转到注册成功页面 regist_success.jsp
                req.getRequestDispatcher("/pages/user/regist_success.jsp").forward(req,resp);
            }


        }
        else {
            //将回显信息跳转到注册页面中
            req.setAttribute("msg","验证码错误！！");
            req.setAttribute("username",username);
            req.setAttribute("email",email);
            //不正确 调回注册页面
            System.out.println("验证码["+code+"]错误");
            req.getRequestDispatcher("/pages/user/regist.jsp").forward(req,resp);
        }

    }
    
}
